<template>
    <view class="container">
        <view class="header">
            <view class="list">
                <view class="left">
                    <view class="title">欢迎使用</view>
                    <view class="small-title">防伪查询小程序</view>
                </view>

                <view class="right" @click="ToBusiness">
                    <image src="/static/images/user-circle.png" />
                    {{ title }}
                </view>
            </view>

            <view class="validate-input">
                <u-input v-model="code" :placeholder="placeholderText">
                    <!-- #ifndef H5 -->
                    <template slot="suffix">
                        <u-icon size="28" name="scan" @click="onScanCode"></u-icon>
                    </template>
                    <!-- #endif -->
                </u-input>
            </view>
        </view>

        <view class="validate">
            <u-button :customStyle="validateBtn" :plain="true" text="开始验证" @click="onValidate"></u-button>
        </view>

        <!-- 提醒组件 -->
        <u-toast ref="notice" />
    </view>
</template>

<script>
export default {
    onShow() {
        var business = uni.getStorageSync('business') ? uni.getStorageSync('business') : {}

        this.title = Object.getOwnPropertyNames(business).length > 0 ? '我的' : '登录'
    },
    data() {
        return {
            code: '',
            title: '登录',
            // #ifndef H5
            placeholderText: '请输入防伪码或者扫防伪码',
            // #endif
            // #ifdef H5
            placeholderText: '请输入防伪码',
            // #endif
            validateBtn: {
                width: '100%',
                height: '100%',
                background: 'transparent',
                color: '#fff'
            }
        }
    },
    methods: {
        onScanCode() {
            uni.scanCode({
                success: (res) => {
                    var path = res.path ? res.path : ''
                    if (path) uni.$u.route(path)
                }
            })
        },
        onValidate() {
            if (!this.code) {
                this.$refs.notice.show({
                    type: "error",
                    message: '防伪码不能为空'
                })
                return false
            }

            // 暂时写死跳转，后面写业务逻辑再删除该跳转
            this.$u.route({
                url: 'pages/validate/info',
                params: { code: this.code }
            });
        },
        ToBusiness() {
            this.$u.route('pages/business/index');
        }
    },
}
</script>

<style>
.header {
    height: 90vw;
    background: linear-gradient(to right, #33ccff 0%, #91cbf8 100%);
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    padding-top: 10vh;
}

.header .list {
    color: #fff;
    display: flex;
    justify-content: space-between;
}

.header .list .left {
    margin-left: 20px;
}

.header .list .left .title {
    margin-bottom: 10px;
}

.header .list .right {
    display: flex;
    align-items: center;
    background-color: #fff;
    padding: 0 5px 0 10px;
    color: #469eff;
    font-size: 12px;
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    height: 35px;
}

.header .list .right image {
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

.header .validate-input {
    width: 80%;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    margin: 0 auto;
    margin-top: 20vw;
}

.validate {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    background: #2879fc;
    margin: 0 auto;
    margin-top: -50px;
    box-shadow: 0px 0px 10px 10px #eee;
}
</style>